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#parse( "schema.include.vm" )
#parse( "header.include.vm" )
#set ( $javaClassName = 'Constant' )

$codewriter.setCurrentJavaFilename($pkg, "${javaClassName}.java")
package $pkg;

import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Set;
import java.util.LinkedHashSet;
import gu.sql2java.annotations.SchemaComponent;
import gu.sql2java.annotations.SchemaConstantSupplier;

import com.gitee.l0km.casban.CasbanCachedClassScanner;
import com.gitee.l0km.casban.annotations.AnnotationFieldNames;
import com.gitee.l0km.casban.exception.PackageScanException;
#####################
/**
 * constant declare by casban
 */
public class $javaClassName {

    /** alias name of connection */
    public static String ALIAS_NAME  = readAssociatedConstant("ALIAS_NAME");
    /** same prefix of all tablename */
    public static String SAME_PREFIX = readAssociatedConstant("SAME_PREFIX");

    //////////////////////////////////////
    // TABLE CLASS DECLARE
    //////////////////////////////////////    
#foreach($t in $tables)
    public static final Class $t.asConstantVar()_CLASS = readAssociatedConstant("$t.asConstantVar()_CLASS");
#end
    public static final String[] TABLE_CORE_NAMES = new String[]{#join($tables '"$e.corename"' ',')};
    public static final List TABLE_CORE_NAME_LIST = Collections.unmodifiableList(Arrays.asList(TABLE_CORE_NAMES));
    public static final Set TABLE_CORE_NAME_SET = Collections.unmodifiableSet(new LinkedHashSet<>(Arrays.asList(TABLE_CORE_NAMES)));
    //////////////////////////////////////
    // COLUMN COLUMN CONSTANT
    //////////////////////////////////////    
    #join($tables '
    public static final int $e.asConstantVar()_COLUMN_COUNT = readAssociatedConstant("$e.asConstantVar("_COLUMN_COUNT")");
    public static final int $e.asConstantVar()_PK_COUNT = readAssociatedConstant("$e.asConstantVar("_PK_COUNT")");' '')

    //////////////////////////////////////
    // COLUMN ID DECLARE
    //////////////////////////////////////    
#foreach($t in $tables)
#foreach ( $column in $t.columns )
#set ( $vcmo = $velocityCount - 1 )
    /** Identify the $column.getFullNameNsp() field. */
    public static final int $column.getIDAssociated() = readAssociatedConstant("$column.getIDAssociated()");
#end
#end
    //////////////////////////////////////
    // COLUMN NAME DECLARE
    //////////////////////////////////////    
#foreach($t in $tables)
    /////////////////// $t.name ////////////
    /** table name without same prefix for the $t.name table.*/
    public static final String $t.asConstantVar()_CORE = "$t.corename";
    /** native table name for the $t.name table.*/
    public static final String $t.asConstantVar()_NAME = readAssociatedConstant("$t.asConstantVar()_NAME");
    /** Contains all the pk fields name of the $t.name table.*/
    public static final String $t.asConstantVar()_PK_FIELDS = readAssociatedConstant("$t.asConstantVar()_PK_FIELDS");
    public static final List $t.asConstantVar()_PK_FIELDS_LIST = readAssociatedConstant("$t.asConstantVar()_PK_FIELDS_LIST");
    /** Contains all the full fields of the $t.name table.*/
    public static final String $t.asConstantVar()_FULL_FIELDS =readAssociatedConstant("$t.asConstantVar()_FULL_FIELDS");
    public static final List $t.asConstantVar()_FULL_FIELDS_LIST = readAssociatedConstant("$t.asConstantVar()_FULL_FIELDS_LIST");
    public static final Set $t.asConstantVar()_FULL_FIELDS_SET = readAssociatedConstant("$t.asConstantVar()_FULL_FIELDS_SET");
    /** Field that contains the comma separated fields of the $t.name table. */
    public static final String $t.asConstantVar()_FIELDS = readAssociatedConstant("$t.asConstantVar()_FIELDS");
    public static final List $t.asConstantVar()_FIELDS_LIST = readAssociatedConstant("$t.asConstantVar()_FIELDS_LIST");
    public static final Set $t.asConstantVar()_FIELDS_SET = readAssociatedConstant("$t.asConstantVar()_FIELDS_SET");
    
    #join($t.columns 'public static final String $e.getNameAssociated() = readAssociatedConstant("$e.getNameAssociated()");
    ' '')##

    /** Field that contains the comma separated java fields of the $t.name table. */
    public static final String $t.asConstantVar()_JAVA_FIELDS = readAssociatedConstant("$t.asConstantVar()_JAVA_FIELDS");;
    public static final List $t.asConstantVar()_JAVA_FIELDS_LIST = readAssociatedConstant("$t.asConstantVar()_JAVA_FIELDS_LIST");
    public static final Set $t.asConstantVar()_JAVA_FIELDS_SET = readAssociatedConstant("$t.asConstantVar()_JAVA_FIELDS_SET");

    /** column type names of the $t.name table. */
    public static final String[] $t.asConstantVar()_COLUMN_TYPE_NAMES = readAssociatedConstant("$t.asConstantVar()_COLUMN_TYPE_NAMES");

    public static final List $t.asConstantVar()_COLUMN_TYPE_NAME_LIST = readAssociatedConstant("$t.asConstantVar()_COLUMN_TYPE_NAME_LIST");

    /** Field java types of the $t.name table. */
    public static final Class[] $t.asConstantVar()_FIELD_TYPES = readAssociatedConstant("$t.asConstantVar()_FIELD_TYPES");
    /** Field size of the $t.name table. */
    public static final int[] $t.asConstantVar()_FIELD_SIZES = readAssociatedConstant("$t.asConstantVar()_FIELD_SIZES");
    /** Field SQL types of the $t.name table. */
    public static final int[] $t.asConstantVar()_FIELD_SQL_TYPES = readAssociatedConstant("$t.asConstantVar()_FIELD_SQL_TYPES");
#end
    static  T readAssociatedConstant(Object entryValue) {
        try {
            return CasbanCachedClassScanner.getInstance().readValueByEntry(SchemaComponent.class,SchemaConstantSupplier.class,AnnotationFieldNames.ASSOCIATED,entryValue);
        } catch (PackageScanException e) {
            throw new PackageScanException(
                String.format("NOT FOUND OR FOUND VALUE with %s=%s,caused by %s",AnnotationFieldNames.ASSOCIATED,entryValue,e.getMessage()));
        }
    }
    static  T readAssociatedConstant(Object entryValue, T defaultValue) {
        return CasbanCachedClassScanner.getInstance().readValueByEntry(SchemaComponent.class,SchemaConstantSupplier.class,AnnotationFieldNames.ASSOCIATED,entryValue,defaultValue);
    }
    /**
     * determine if tablename is a core name
     * @param tablename
     */
    public static boolean isCorename(String tablename) {
        return TABLE_CORE_NAME_SET.contains(asCorename(tablename));
    }
    /**
     * return new string without prefix if tablename start with {@link #SAME_PREFIX},
     * otherwise return tablename self.
     * @param tablename
     */
    public static String asCorename(String tablename) {
        if(null != tablename && tablename.startsWith(SAME_PREFIX)) {
            return tablename.substring(SAME_PREFIX.length());
        }
        return tablename;
    }
    /**
     * return new string with prefix {@link #SAME_PREFIX} if it is a core name,
     * otherwise return tablename self.
     * @param tablename
     */
    public static String asNativeName(String tablename) {
        if(isCorename(tablename) && !tablename.startsWith(SAME_PREFIX)) {
            return SAME_PREFIX+tablename;
        }
        return tablename;
    }
}